#include <stdio.h>

int add (int a, int b)
{
    int sum;
    int n = 0x3a;
    char c = 0x2b;

    a = 0xc1;
    b = 0xc2;

    sum = a + b;
    sum += n;
    n = c++;
    sum = sum + n + c;

    return sum;
}

int main (int argc, char *argv[])
{
    int x = 2;
    int y = 3;
    int z = 0;

    z = add(x, y);

    printf("z=%d\n", z);

    return 0;
}
